3610-00-225-4170 (1-2X4 1-2X1 1-8IN 312X412X118IN)
3610-00-225-4170 is equivalent to manufacture part number 3. It is a pulley and is classified under Federal Supply Class 3610 (3610 - Printing, Duplicating, and Bookbinding Equipment), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 3610 - Printing, Duplicating, and Bookbinding Equipment and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.